Model No.
Length
（
mm
）
Width(mm)
Height(mm)
Weight
（
g
）
SU90
90
27
28
130g
VI RS232 Communication Interface
Data type
Format
Baud rate
9600bps
Data bit
8 bit
Check bit
None
Stop bit
1 bit
Data packet format
：（
Suitable to all magnetic card reader
）
Track 1 start character
：％
End character
：？
Track 2 start character
：；
End character
：？
Subject
Specification
Track standard
Comply with ISO7811
Decoding method
F2F (FM)
Starting character
Track 1“%”
Track 2“
？
”
Track 3“+”
Card reading Data bit
Track 1 79
Characters (7-bit)
Track 2 40
Characters(5-bit)
Track 3 107
characters(5-bit)
Card thickness
0.2~0.84 mm
Suitable Voltage
DC5V±0.5V
Static current
10mA/5V
Track reading width
1.5mm
Magstripe passing speed
15 - 120 cm/sec (6-50inch/sec)
Magnetic head life span
More than 800,000 passes
Error rate
Lower than 0.5%
Interface
RS232,USB,PS/2
